Maxim DS33R11 specifications TR.H1TTSBS, TR.H2TTSBS, TR.H1RPBA, TR.H2RPBA

	DS33R11 Ethernet Mapper with Integrated T1/E1/J1 Transceiver
Register Name:	TR.H1TTSBS, TR.H2TTSBS
Register Description:	HDLC # 1 Transmit Time Slot Bits/Sa Bits Select
Register Address:	HDLC # 2 Transmit Time Slot Bits/Sa Bits Select
	9Bh, ABh

Bit #

Name

Default

7	6	5	4	3	2	1	0
TCB8SE	TCB7SE	TCB6SE	TCB5SE	TCB4SE	TCB3SE	TCB2SE	TCB1SE
0	0	0	0	0	0	0	0

Bit 7: Transmit Channel Bit 8 Suppress Enable (TCB1SE). MSB of the channel. Set to 1 to stop this bit from being used.

Bit 6: Transmit Channel Bit 7 Suppress Enable (TCB1SE). Set to 1 to stop this bit from being used.

Bit 5: Transmit Channel Bit 6 Suppress Enable (TCB1SE). Set to 1 to stop this bit from being used.

Bit 4: Transmit Channel Bit 5 Suppress Enable/Sa4 Bit Enable (TCB1SE). Set to 1 to stop this bit from being used.

Bit 3: Transmit Channel Bit 4 Suppress Enable/Sa5 Bit Enable (TCB1SE). Set to 1 to stop this bit from being used.

Bit 2: Transmit Channel Bit 3 Suppress Enable/Sa6 Bit Enable (TCB1SE). Set to 1 to stop this bit from being used.

Bit 1: Transmit Channel Bit 2 Suppress Enable/Sa7 Bit Enable (TCB1SE). Set to 1 to stop this bit from being used.

Bit 0: Transmit Channel Bit 1 Suppress Enable/Sa8 Bit Enable (TCB1SE). LSB of the channel. Set to 1 to stop this bit from being used.

Register Name:	TR.H1RPBA, TR.H2RPBA
Register Description:	HDLC # 1 Receive Packet Bytes Available
Register Address:	HDLC # 2 Receive Packet Bytes Available
	9Ch, ACh

Bit #

Name

Default

7	6	5	4	3	2	1	0
MS	RPBA6	RPBA5	RPBA4	RPBA3	RPBA2	RPBA1	RPBA0
0	0	0	0	0	0	0	0

Bit 7: Message Status (MS)

0 = bytes indicated by RPBA0 through RPBA6 are the end of a message. Host must check the INFO5 or INFO6 register for details.

1 = bytes indicated by RPBA0 through RPBA6 are the beginning or continuation of a message. The host does not need to check the INFO5 or INFO6 register.

Bits 0 – 6: Receive FIFO Packet Bytes Available Count (RPBA0 to RPBA6). RPBA0 is the LSB.

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